Note that QR codes cannot be read in mirror image It should be simple to make a QR reader that also reads the image flipped horizontally and/or vertically. Tha

Note that QR codes cannot be read in mirror image It should be simple to make a QR reader that also reads the image flipped horizontally and/or vertically. That way reflections of QR codes could be read too. Maybe some readers already do this. The use case ould be quite small though.